Nipple shield



FIG. 1 is a perspective view of nipple shield, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

In the drawings, the broken lines show portions of a nipple shield that form no part of the claim. 

CLAIM The ornamental design for a nipple shield, as shown and described. 